(42-21): 342 - 21 = 21.21 : 3 = 7.(9+15): 39 + 15 = 24.24 : 3 = 8.(36-18) : 236 - 18 = 18.18 : 2 = 9.24:3*224 : 3 = 8.8 * 2 = 16.2*9:32 * 9 = 18.18 : 3 = 6.21:3*221 : 3 = 7.7 * 2 = 14.18:2*318 : 2 = 9.9 * 3 = 27.14:2*314 : 2 = 7.7 * 3 = 21.16:2*316 : 2 = 8.8 * 3 = 24.Ответ: 7, 8, 9, 16, 6, 14, 27, 21, 24